Nordic catalogue - Watts Industries

23RADIATOR VALVETHERMOSTATIC AND ELECTROTHERMIC ACTUATORSensor pocket 148SD12Sensor pocket for actuator series 148SD2.Threaded: 1/2" M. Sealing with O-ring.187Article numberUnit148SD122050 10148SD122070 10Article numberUnit148SDCOP 10Installation of thermostatic actuators series 1481) Remove the manual hand wheel2) Turn the thermostatic actuator fully open(position 5)3) Approach the actuator to the valve body withthe reference pointer clearly visible, then fullyscrew in the nickel-plated ring unit145324213213Avoid vertical positions of the actuator; use the twosetting blocks and position them to coindice withthe required min./max. values.Radial slotshigh sensitivity inambient temperaturemeasurement0 1 2 3 4 5Closed8 °CAnti-freeze 12 °C 16°C 20 °C 24 °C 28 °C5 temperaturelevelsQuick and easysetting of the requiredtemperatureAdjustment ridersProvision for adjustingor blocking the presettemperature rangeThreaded ring nutPractical and quick ininstallation operationsSCREW-IN THE RINGNUT OF THE THER-UNSCREWLIFT OUTMOSTATIC ACTUATORNNModern designadaptable to any typeof furnishingEN215 CertifiedO